Chapter 2

 

 

Section 2.1

 

60054

An algorithm allows ambiguity.

The PROGRAMMER solves the PROBLEMS of a USER by expressing an ALGORITHM in a PROGRAMMING LANGUAGE to make a PROGRAM that can run on a COMPUTER.

60183

logical, OR, logic, OR, semantic

Section 2.3

 

51833

"!!!!!"

51835

""

Section 2.5

 

51001

seven=7

51014

precise=1.09388641

51019

eight=7

51013

temperature=98.6

51043

length=3.5, width=1.55

51093

grad_age = matric_age + 4

60182

variable

60098

None of the above

60108

________ (the underscores do not break the rules for the names of variables or legal identifiers)

60106

7thheaven (variables cannot begin with a digit)

85016

QUESTION 1: hasFever, QUESTION 2: mightBePrime

60110

monthlyPay

51887

foreground = "red"

51952

foreground = "black"

51888

text = ""

51923

empty=""

51886

background = "white"
selectionColor = "blue"

51168

itemp = i
jtemp = j
i = jtemp
j = itemp

51169

i,j = j,i

51170

temp = first_place_winner
first_place_winner = second_place_winner
second_place_winner = temp

51171

best_value,second_best_value = second_best_value, best_value

51124
print(count)
51125
print(fraction)
51126
print("i=" + str(iVal), "f=" + str(fVal))
Section 2.6  
51127
k=input()
d=input()
s=input()
print(s, d, k)
print(k, d, s)

Section 2.7

 

51872

large + small

51029

verbal_score + math_score

51030

taxable_purchases + tax_free_purchases

51031

ending_time - starting_time

51032

full_admission_price - discount_amount

51033

price_per_case * 12

51034

cost_of_bus_rental / max_bus_riders

51035

principal % divisor

51036

avg = (12 + 40) / 2

51044

total1+total2

51045

sales_summer-sales_spring

51046

total_weight-weight_of_box

51048

price*total_number

51047

total_weight/quantity

51249

g = h * h

51037

(exam1 + exam2) / 2

51020

avg = (a+b+c)/3.0

51023

bmi = 703.0 * w / h**2

51871

length1 * width1 + length2 * width2

51873

(large + small)*(large + small)

51875

1.0 + 1.0/2.0 + 1.0/3.0 + 1.0/4.0 + 1.0/5.0 + 1.0/6.0 + 1.0/7.0 + 1.0/8.0

51876

hn + 1.0/(n+1)

51880

price%100

51881

x%10

Section 2.8

 

60102

QUESTION 1: \n, QUESTION 2: \t, QUESTION 3: \', QUESTION 4: \", QUESTION 5: \\

51131
josh = input()
cindy = input()
me = input()
print( (int(josh)+int(cindy)+int(me))/3)